package com.eypg.service;

import java.util.List;

import com.eypg.pojo.Producttype;


public interface ProductTypeService {

	public void addProductType(Producttype productType);
	public void delProductType(int id);
	public void updateProductType(String hql);
	public List<Producttype> queryProductType(String hql);
	public List<Producttype> queryAllProductType();
}
